1780/2800/3500 Mill Lines Brief Introduction

Part Ⅰ: 150T Converter-1780mm hot continuous rolling production line Introduction:

In this production line, about steel making part there is one hot metal desulfurization station,two 150t converters,two LF refining furnaces,two RH refining furnaces,two dual-flow slab continuous caster,the production capacity can be 3.6 million tons per year; furthermore,the technology and device of 1780 hot continuous rolling was introduced from abroad,using high pressure water coarse,fine phosphorus removal equipment,two rough mills,finishing mill group with 7 CVC rollers,the whole part using hydraulic AGC system,and be equipped with interstand cooling system and laminar cooling device after strip steel rolled,three downcoilers,then production capacity for the good quality hot rolled sheet is about 3.5 billion per year,otherwise,our company owning one skin pass mill production line which capacity is eight hundred thousand tons per year.

Part Ⅲ: 150T BOF melting-3500mm steckel mill production line

This technical process is one of two intact steckle mill production lines for medium plate in domestic,it is also a modernization plate production line which involves in melted iron pretreatment,refining,continuous casting and steckel mill,the total investment is about more than 3 billion yuan.steckel mill's production capacity is 1.4 million tons.Steel making system main part include melted iron pretreatment device,150tons combined blown coverter, LF secondary refining,VD vacuum degassing units,RH vacuum cycle device,they can fulfill full automatization steel making.